/*
 * Copyright 2009 Original Author(s)
 * 
 * This file is part of Kommando
 * 
 * Kommando is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * Kommando is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with Kommando.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.kommando.core.action;

import java.util.List;

/**
 * The {@link ActionRepository} holds all {@link Action}s known to the application, and provides a method for finding
 * {@link Action}s by their id.
 * 
 * @author Peter De Bruycker
 */
public interface ActionRepository {

    /**
     * Returns all {@link Action}s, in no particular order.
     * 
     * @return the actions
     */
    List<Action> getActions();

    /**
     * Returns the {@link Action} with the given id, or <code>null</code> if no such {@link Action} is found.
     * 
     * @param id
     *            the id, cannot be <code>null</code> or empty.
     * @return the {@link Action}, or <code>null</code>
     */
    Action getAction(String id);

}
